| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -mtriple=wasm32-unknown-unknown -loop-unroll -simplifycfg -instcombine -S %s -o - | FileCheck %s |
| |
| target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
| |
| define hidden void @compile_time_full(i8* nocapture %a, i8* nocapture readonly %b) { |
| ; CHECK-LABEL: @compile_time_full( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[I:%.*]] = load i8, i8* [[B:%.*]], align 1 |
| ; CHECK-NEXT: store i8 [[I]], i8* [[A:%.*]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX_1:%.*]] = getelementptr inbounds i8, i8* [[B]], i32 1 |
| ; CHECK-NEXT: [[I_1:%.*]] = load i8, i8* [[ARRAYIDX_1]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1_1:%.*]] = getelementptr inbounds i8, i8* [[A]], i32 1 |
| ; CHECK-NEXT: store i8 [[I_1]], i8* [[ARRAYIDX1_1]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX_2:%.*]] = getelementptr inbounds i8, i8* [[B]], i32 2 |
| ; CHECK-NEXT: [[I_2:%.*]] = load i8, i8* [[ARRAYIDX_2]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1_2:%.*]] = getelementptr inbounds i8, i8* [[A]], i32 2 |
| ; CHECK-NEXT: store i8 [[I_2]], i8* [[ARRAYIDX1_2]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX_3:%.*]] = getelementptr inbounds i8, i8* [[B]], i32 3 |
| ; CHECK-NEXT: [[I_3:%.*]] = load i8, i8* [[ARRAYIDX_3]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1_3:%.*]] = getelementptr inbounds i8, i8* [[A]], i32 3 |
| ; CHECK-NEXT: store i8 [[I_3]], i8* [[ARRAYIDX1_3]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX_4:%.*]] = getelementptr inbounds i8, i8* [[B]], i32 4 |
| ; CHECK-NEXT: [[I_4:%.*]] = load i8, i8* [[ARRAYIDX_4]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1_4:%.*]] = getelementptr inbounds i8, i8* [[A]], i32 4 |
| ; CHECK-NEXT: store i8 [[I_4]], i8* [[ARRAYIDX1_4]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX_5:%.*]] = getelementptr inbounds i8, i8* [[B]], i32 5 |
| ; CHECK-NEXT: [[I_5:%.*]] = load i8, i8* [[ARRAYIDX_5]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1_5:%.*]] = getelementptr inbounds i8, i8* [[A]], i32 5 |
| ; CHECK-NEXT: store i8 [[I_5]], i8* [[ARRAYIDX1_5]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX_6:%.*]] = getelementptr inbounds i8, i8* [[B]], i32 6 |
| ; CHECK-NEXT: [[I_6:%.*]] = load i8, i8* [[ARRAYIDX_6]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1_6:%.*]] = getelementptr inbounds i8, i8* [[A]], i32 6 |
| ; CHECK-NEXT: store i8 [[I_6]], i8* [[ARRAYIDX1_6]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX_7:%.*]] = getelementptr inbounds i8, i8* [[B]], i32 7 |
| ; CHECK-NEXT: [[I_7:%.*]] = load i8, i8* [[ARRAYIDX_7]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1_7:%.*]] = getelementptr inbounds i8, i8* [[A]], i32 7 |
| ; CHECK-NEXT: store i8 [[I_7]], i8* [[ARRAYIDX1_7]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX_8:%.*]] = getelementptr inbounds i8, i8* [[B]], i32 8 |
| ; CHECK-NEXT: [[I_8:%.*]] = load i8, i8* [[ARRAYIDX_8]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1_8:%.*]] = getelementptr inbounds i8, i8* [[A]], i32 8 |
| ; CHECK-NEXT: store i8 [[I_8]], i8* [[ARRAYIDX1_8]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX_9:%.*]] = getelementptr inbounds i8, i8* [[B]], i32 9 |
| ; CHECK-NEXT: [[I_9:%.*]] = load i8, i8* [[ARRAYIDX_9]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1_9:%.*]] = getelementptr inbounds i8, i8* [[A]], i32 9 |
| ; CHECK-NEXT: store i8 [[I_9]], i8* [[ARRAYIDX1_9]], align 1 |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br label %for.body |
| |
| for.cond.cleanup: ; preds = %for.body |
| ret void |
| |
| for.body: ; preds = %for.body, %entry |
| %i.06 = phi i32 [ 0, %entry ], [ %inc, %for.body ] |
| %arrayidx = getelementptr inbounds i8, i8* %b, i32 %i.06 |
| %i = load i8, i8* %arrayidx, align 1 |
| %arrayidx1 = getelementptr inbounds i8, i8* %a, i32 %i.06 |
| store i8 %i, i8* %arrayidx1, align 1 |
| %inc = add nuw nsw i32 %i.06, 1 |
| %exitcond.not = icmp eq i32 %inc, 10 |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body |
| } |
| |
| define hidden void @compile_time_partial(i16* nocapture %a, i16* nocapture readonly %b) { |
| ; CHECK-LABEL: @compile_time_partial( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[I_07:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC_3:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, i16* [[B:%.*]], i32 [[I_07]] |
| ; CHECK-NEXT: [[I:%.*]] = load i16, i16* [[ARRAYIDX]], align 2 |
| ; CHECK-NEXT: [[ADD:%.*]] = add i16 [[I]], 1 |
| ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds i16, i16* [[A:%.*]], i32 [[I_07]] |
| ; CHECK-NEXT: store i16 [[ADD]], i16* [[ARRAYIDX2]], align 2 |
| ; CHECK-NEXT: [[INC:%.*]] = or i32 [[I_07]], 1 |
| ; CHECK-NEXT: [[ARRAYIDX_1:%.*]] = getelementptr inbounds i16, i16* [[B]], i32 [[INC]] |
| ; CHECK-NEXT: [[I_1:%.*]] = load i16, i16* [[ARRAYIDX_1]], align 2 |
| ; CHECK-NEXT: [[ADD_1:%.*]] = add i16 [[I_1]], 1 |
| ; CHECK-NEXT: [[ARRAYIDX2_1:%.*]] = getelementptr inbounds i16, i16* [[A]], i32 [[INC]] |
| ; CHECK-NEXT: store i16 [[ADD_1]], i16* [[ARRAYIDX2_1]], align 2 |
| ; CHECK-NEXT: [[INC_1:%.*]] = or i32 [[I_07]], 2 |
| ; CHECK-NEXT: [[ARRAYIDX_2:%.*]] = getelementptr inbounds i16, i16* [[B]], i32 [[INC_1]] |
| ; CHECK-NEXT: [[I_2:%.*]] = load i16, i16* [[ARRAYIDX_2]], align 2 |
| ; CHECK-NEXT: [[ADD_2:%.*]] = add i16 [[I_2]], 1 |
| ; CHECK-NEXT: [[ARRAYIDX2_2:%.*]] = getelementptr inbounds i16, i16* [[A]], i32 [[INC_1]] |
| ; CHECK-NEXT: store i16 [[ADD_2]], i16* [[ARRAYIDX2_2]], align 2 |
| ; CHECK-NEXT: [[INC_2:%.*]] = or i32 [[I_07]], 3 |
| ; CHECK-NEXT: [[ARRAYIDX_3:%.*]] = getelementptr inbounds i16, i16* [[B]], i32 [[INC_2]] |
| ; CHECK-NEXT: [[I_3:%.*]] = load i16, i16* [[ARRAYIDX_3]], align 2 |
| ; CHECK-NEXT: [[ADD_3:%.*]] = add i16 [[I_3]], 1 |
| ; CHECK-NEXT: [[ARRAYIDX2_3:%.*]] = getelementptr inbounds i16, i16* [[A]], i32 [[INC_2]] |
| ; CHECK-NEXT: store i16 [[ADD_3]], i16* [[ARRAYIDX2_3]], align 2 |
| ; CHECK-NEXT: [[INC_3]] = add nuw nsw i32 [[I_07]], 4 |
| ; CHECK-NEXT: [[EXITCOND_NOT_3:%.*]] = icmp eq i32 [[INC_3]], 1000 |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT_3]], label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.cond.cleanup: ; preds = %for.body |
| ret void |
| |
| for.body: ; preds = %for.body, %entry |
| %i.07 = phi i32 [ 0, %entry ], [ %inc, %for.body ] |
| %arrayidx = getelementptr inbounds i16, i16* %b, i32 %i.07 |
| %i = load i16, i16* %arrayidx, align 2 |
| %add = add i16 %i, 1 |
| %arrayidx2 = getelementptr inbounds i16, i16* %a, i32 %i.07 |
| store i16 %add, i16* %arrayidx2, align 2 |
| %inc = add nuw nsw i32 %i.07, 1 |
| %exitcond.not = icmp eq i32 %inc, 1000 |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body |
| } |
| |
| define hidden void @runtime(i32* nocapture %a, i32* nocapture readonly %b, i32* nocapture readonly %c, i32 %N) { |
| ; CHECK-LABEL: @runtime( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP8_NOT:%.*]] = icmp eq i32 [[N:%.*]], 0 |
| ; CHECK-NEXT: br i1 [[CMP8_NOT]], label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY_PREHEADER:%.*]] |
| ; CHECK: for.body.preheader: |
| ; CHECK-NEXT: [[XTRAITER:%.*]] = and i32 [[N]], 1 |
| ; CHECK-NEXT: [[TMP0:%.*]] = icmp eq i32 [[N]], 1 |
| ; CHECK-NEXT: br i1 [[TMP0]], label [[FOR_COND_CLEANUP_LOOPEXIT_UNR_LCSSA:%.*]], label [[FOR_BODY_PREHEADER_NEW:%.*]] |
| ; CHECK: for.body.preheader.new: |
| ; CHECK-NEXT: [[UNROLL_ITER:%.*]] = and i32 [[N]], -2 |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.cond.cleanup.loopexit.unr-lcssa: |
| ; CHECK-NEXT: [[I_09_UNR:%.*]] = phi i32 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[INC_1:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[LCMP_MOD_NOT:%.*]] = icmp eq i32 [[XTRAITER]], 0 |
| ; CHECK-NEXT: br i1 [[LCMP_MOD_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY_EPIL:%.*]] |
| ; CHECK: for.body.epil: |
| ; CHECK-NEXT: [[ARRAYIDX_EPIL:%.*]] = getelementptr inbounds i32, i32* [[B:%.*]], i32 [[I_09_UNR]] |
| ; CHECK-NEXT: [[I_EPIL:%.*]] = load i32, i32* [[ARRAYIDX_EPIL]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX1_EPIL:%.*]] = getelementptr inbounds i32, i32* [[C:%.*]], i32 [[I_09_UNR]] |
| ; CHECK-NEXT: [[I1_EPIL:%.*]] = load i32, i32* [[ARRAYIDX1_EPIL]], align 4 |
| ; CHECK-NEXT: [[MUL_EPIL:%.*]] = mul nsw i32 [[I1_EPIL]], [[I_EPIL]] |
| ; CHECK-NEXT: [[ARRAYIDX2_EPIL:%.*]] = getelementptr inbounds i32, i32* [[A:%.*]], i32 [[I_09_UNR]] |
| ; CHECK-NEXT: store i32 [[MUL_EPIL]], i32* [[ARRAYIDX2_EPIL]], align 4 |
| ; CHECK-NEXT: br label [[FOR_COND_CLEANUP]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[I_09:%.*]] = phi i32 [ 0, [[FOR_BODY_PREHEADER_NEW]] ], [ [[INC_1]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[NITER:%.*]] = phi i32 [ [[UNROLL_ITER]], [[FOR_BODY_PREHEADER_NEW]] ], [ [[NITER_NSUB_1:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[B]], i32 [[I_09]] |
| ; CHECK-NEXT: [[I:%.*]] = load i32, i32* [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i32, i32* [[C]], i32 [[I_09]] |
| ; CHECK-NEXT: [[I1:%.*]] = load i32, i32* [[ARRAYIDX1]], align 4 |
| ; CHECK-NEXT: [[MUL:%.*]] = mul nsw i32 [[I1]], [[I]] |
| ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds i32, i32* [[A]], i32 [[I_09]] |
| ; CHECK-NEXT: store i32 [[MUL]], i32* [[ARRAYIDX2]], align 4 |
| ; CHECK-NEXT: [[INC:%.*]] = or i32 [[I_09]], 1 |
| ; CHECK-NEXT: [[ARRAYIDX_1:%.*]] = getelementptr inbounds i32, i32* [[B]], i32 [[INC]] |
| ; CHECK-NEXT: [[I_1:%.*]] = load i32, i32* [[ARRAYIDX_1]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX1_1:%.*]] = getelementptr inbounds i32, i32* [[C]], i32 [[INC]] |
| ; CHECK-NEXT: [[I1_1:%.*]] = load i32, i32* [[ARRAYIDX1_1]], align 4 |
| ; CHECK-NEXT: [[MUL_1:%.*]] = mul nsw i32 [[I1_1]], [[I_1]] |
| ; CHECK-NEXT: [[ARRAYIDX2_1:%.*]] = getelementptr inbounds i32, i32* [[A]], i32 [[INC]] |
| ; CHECK-NEXT: store i32 [[MUL_1]], i32* [[ARRAYIDX2_1]], align 4 |
| ; CHECK-NEXT: [[INC_1]] = add nuw i32 [[I_09]], 2 |
| ; CHECK-NEXT: [[NITER_NSUB_1]] = add i32 [[NITER]], -2 |
| ; CHECK-NEXT: [[NITER_NCMP_1:%.*]] = icmp eq i32 [[NITER_NSUB_1]], 0 |
| ; CHECK-NEXT: br i1 [[NITER_NCMP_1]], label [[FOR_COND_CLEANUP_LOOPEXIT_UNR_LCSSA]], label [[FOR_BODY]] |
| ; |
| entry: |
| %cmp8.not = icmp eq i32 %N, 0 |
| br i1 %cmp8.not, label %for.cond.cleanup, label %for.body |
| |
| for.cond.cleanup: ; preds = %for.body, %entry |
| ret void |
| |
| for.body: ; preds = %for.body, %entry |
| %i.09 = phi i32 [ %inc, %for.body ], [ 0, %entry ] |
| %arrayidx = getelementptr inbounds i32, i32* %b, i32 %i.09 |
| %i = load i32, i32* %arrayidx, align 4 |
| %arrayidx1 = getelementptr inbounds i32, i32* %c, i32 %i.09 |
| %i1 = load i32, i32* %arrayidx1, align 4 |
| %mul = mul nsw i32 %i1, %i |
| %arrayidx2 = getelementptr inbounds i32, i32* %a, i32 %i.09 |
| store i32 %mul, i32* %arrayidx2, align 4 |
| %inc = add nuw i32 %i.09, 1 |
| %exitcond.not = icmp eq i32 %inc, %N |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body |
| } |
| |
| define hidden void @dont_unroll_call(i32* nocapture %a, i32* nocapture readonly %b, i32* nocapture readonly %c, i32 %N) { |
| ; CHECK-LABEL: @dont_unroll_call( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CMP12_NOT:%.*]] = icmp eq i32 [[N:%.*]], 0 |
| ; CHECK-NEXT: br i1 [[CMP12_NOT]], label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY:%.*]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[I_013:%.*]] = phi i32 [ [[INC:%.*]], [[FOR_BODY]] ], [ 0, [[ENTRY:%.*]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[B:%.*]], i32 [[I_013]] |
| ; CHECK-NEXT: [[I:%.*]] = load i32, i32* [[ARRAYIDX]], align 4 |
| ; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i32, i32* [[C:%.*]], i32 [[I_013]] |
| ; CHECK-NEXT: [[I1:%.*]] = load i32, i32* [[ARRAYIDX1]], align 4 |
| ; CHECK-NEXT: [[MUL:%.*]] = mul nsw i32 [[I1]], [[I]] |
| ; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds i32, i32* [[A:%.*]], i32 [[I_013]] |
| ; CHECK-NEXT: store i32 [[MUL]], i32* [[ARRAYIDX2]], align 4 |
| ; CHECK-NEXT: call void (i8*, ...) @printf(i8* nonnull dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i32 0, i32 0), i32 [[I_013]], i32 [[MUL]]) |
| ; CHECK-NEXT: [[INC]] = add nuw i32 [[I_013]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], [[N]] |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]] |
| ; |
| entry: |
| %cmp12.not = icmp eq i32 %N, 0 |
| br i1 %cmp12.not, label %for.cond.cleanup, label %for.body |
| |
| for.cond.cleanup: ; preds = %for.body, %entry |
| ret void |
| |
| for.body: ; preds = %for.body, %entry |
| %i.013 = phi i32 [ %inc, %for.body ], [ 0, %entry ] |
| %arrayidx = getelementptr inbounds i32, i32* %b, i32 %i.013 |
| %i = load i32, i32* %arrayidx, align 4 |
| %arrayidx1 = getelementptr inbounds i32, i32* %c, i32 %i.013 |
| %i1 = load i32, i32* %arrayidx1, align 4 |
| %mul = mul nsw i32 %i1, %i |
| %arrayidx2 = getelementptr inbounds i32, i32* %a, i32 %i.013 |
| store i32 %mul, i32* %arrayidx2, align 4 |
| call void (i8*, ...) @printf(i8* nonnull dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i32 0, i32 0), i32 %i.013, i32 %mul) |
| %inc = add nuw i32 %i.013, 1 |
| %exitcond.not = icmp eq i32 %inc, %N |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body |
| } |
| |
| define hidden void @dont_unroll_optsize(i8* nocapture %a, i8* nocapture readonly %b) #0 { |
| ; CHECK-LABEL: @dont_unroll_optsize( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[I_06:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, i8* [[B:%.*]], i32 [[I_06]] |
| ; CHECK-NEXT: [[I:%.*]] = load i8, i8* [[ARRAYIDX]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i8, i8* [[A:%.*]], i32 [[I_06]] |
| ; CHECK-NEXT: store i8 [[I]], i8* [[ARRAYIDX1]], align 1 |
| ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_06]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], 10 |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.cond.cleanup: ; preds = %for.body |
| ret void |
| |
| for.body: ; preds = %for.body, %entry |
| %i.06 = phi i32 [ 0, %entry ], [ %inc, %for.body ] |
| %arrayidx = getelementptr inbounds i8, i8* %b, i32 %i.06 |
| %i = load i8, i8* %arrayidx, align 1 |
| %arrayidx1 = getelementptr inbounds i8, i8* %a, i32 %i.06 |
| store i8 %i, i8* %arrayidx1, align 1 |
| %inc = add nuw nsw i32 %i.06, 1 |
| %exitcond.not = icmp eq i32 %inc, 10 |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body |
| } |
| |
| define hidden void @dont_unroll_minsize(i8* nocapture %a, i8* nocapture readonly %b) #1 { |
| ; CHECK-LABEL: @dont_unroll_minsize( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.cond.cleanup: |
| ; CHECK-NEXT: ret void |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[I_06:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8, i8* [[B:%.*]], i32 [[I_06]] |
| ; CHECK-NEXT: [[I:%.*]] = load i8, i8* [[ARRAYIDX]], align 1 |
| ; CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds i8, i8* [[A:%.*]], i32 [[I_06]] |
| ; CHECK-NEXT: store i8 [[I]], i8* [[ARRAYIDX1]], align 1 |
| ; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_06]], 1 |
| ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i32 [[INC]], 10 |
| ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP:%.*]], label [[FOR_BODY]] |
| ; |
| entry: |
| br label %for.body |
| |
| for.cond.cleanup: ; preds = %for.body |
| ret void |
| |
| for.body: ; preds = %for.body, %entry |
| %i.06 = phi i32 [ 0, %entry ], [ %inc, %for.body ] |
| %arrayidx = getelementptr inbounds i8, i8* %b, i32 %i.06 |
| %i = load i8, i8* %arrayidx, align 1 |
| %arrayidx1 = getelementptr inbounds i8, i8* %a, i32 %i.06 |
| store i8 %i, i8* %arrayidx1, align 1 |
| %inc = add nuw nsw i32 %i.06, 1 |
| %exitcond.not = icmp eq i32 %inc, 10 |
| br i1 %exitcond.not, label %for.cond.cleanup, label %for.body |
| } |
| |
| attributes #0 = { optsize } |
| attributes #1 = { minsize } |
| |
| @.str = private unnamed_addr constant [12 x i8] c"a[%d] = %d\0A\00", align 1 |
| declare void @printf(i8* nocapture readonly, ...) |
